Single and double sphere reducing expansion joints
Products Description
Our reducing rubber expansion joints are available in a variety of configurations, including single ball, double ball, concentric and eccentric, providing versatility to suit different piping requirements. Whether managing different pipe sizes or accommodating movement in your system, our expansion joints provide a reliable solution.
Our expansion joints are precision manufactured from high-quality materials to ensure durability and long-term performance. The joint's robust construction and flexibility make it suitable for a wide range of applications across a variety of industries.
Product Specification
| Nominal Diameter | Neutral Length |
Movements | |||
| DNXDN | Ext. | Comp. | Lateral. | Angular. | |
| 80×40 | 180 | 20 | 30 | 45 | 35° |
| 80×50 | 180 | 20 | 30 | 45 | 35° |
| 80×65 | 180 | 20 | 30 | 45 | 35° |
| 100×50 | 180 | 20 | 30 | 45 | 35° |
| 100×65 | 180 | 20 | 30 | 45 | 35° |
| 100×80 | 180 | 20 | 30 | 45 | 35° |
| 125×65 | 180 | 20 | 30 | 45 | 35° |
| 150×50 | 190 | 20 | 30 | 45 | 35° |
| 150×80 | 190 | 20 | 30 | 45 | 35° |
| 125×80 | 200 | 22 | 30 | 40 | 35° |
| 125×100 | 200 | 22 | 30 | 40 | 35° |
| 150×100 | 200 | 22 | 30 | 40 | 35° |
| 200×100 | 200 | 22 | 30 | 40 | 35° |
| 200×150 | 200 | 22 | 30 | 40 | 35° |
| 200×125 | 220 | 25 | 35 | 40 | 30° |
| 250×200 | 220 | 25 | 35 | 40 | 30° |
| 300×200 | 220 | 25 | 35 | 40 | 30° |
| 300×250 | 220 | 25 | 35 | 40 | 30° |
| 350×200 | 220 | 25 | 35 | 40 | 30° |
| 350×300 | 220 | 25 | 38 | 35 | 30° |
| 400×350 | 220 | 25 | 38 | 35 | 30° |
| 500×400 | 230 | 28 | 38 | 35 | 26° |
| 600×400 | 240 | 28 | 38 | 35 | 26° |
| 600×500 | 240 | 28 | 38 | 35 | 26° |
Main features
1. Good elasticity: the rubber material has excellent elasticity and can absorb thermal expansion or vibration in the pipeline system.
2. Corrosion resistance: high-quality acid and alkali resistant rubber is used inside the rubber expansion joint, which can meet the requirements of various media.
3. Convenient maintenance: the rubber expansion joint does not need maintenance, but only needs regular inspection.
4. Long service life: the rubber expansion joint has the characteristics of wear resistance, aging resistance, high temperature resistance, and long service life.
5. Simple installation: the rubber expansion joint can be connected with various pipelines, and the installation is simple.
Single sphere advantage
1. Cost-effective: Single-ball expansion joints are generally more cost-effective than double-ball expansion joints, making them the first choice for budget-conscious projects.
2. Compact design: They have a more compact design, making them suitable for applications where space is limited.
3. Easy installation: Single ball joints are relatively easy to install, saving time and labor costs during the installation process.
Single sphere disadvantage
Limited motion absorption: Compared with double-ball joints, single-ball joints have lower motion absorption capabilities, making them less suitable for applications with higher motion requirements.
Double sphere advantage
1. Higher movement capabilities: Double ball joints can accommodate higher levels of movement, making them suitable for applications with greater thermal expansion or vibration.
2. Enhanced flexibility: They provide greater flexibility in absorbing movement in multiple directions, providing versatility in duct system design.
Double sphere disadvantage
1. Higher cost: Double ball expansion joints are usually more expensive than single ball expansion joints, which will affect the entire project budget.
2. Larger footprint: Their larger size may require more installation space, making them less suitable for compact applications.
Product effect
1. One of the main products of Hebei Xinqi Pipeline Equipment Co., Ltd. is single-sphere and double-sphere reducing rubber expansion joints. These couplings are designed with precision and expertise to meet the specific needs of your piping system. Single ball reducing rubber expansion joints are ideal for applications where space is limited, providing flexibility and absorbing movement in a compact design.
2. Double sphere reducing rubber expansion joints, on the other hand, offer enhanced flexibility and motion absorption capabilities, making them suitable for a variety of piping configurations.
3. The concentric and eccentric designs of these expansion joints allow for seamless integration into piping systems, ensuring efficient operation and minimal maintenance requirements. The red color of the expansion joint represents its durability and resilience, making it a reliable choice for demanding industrial applications.
FAQS
Q1. What is the difference between a single sphere reducing rubber expansion joint and a double sphere reducing rubber expansion joint?
Single ball reducing rubber expansion joints consist of a single ball providing flexibility in one direction. A double-ball reducing rubber expansion joint, on the other hand, has two interconnected balls, providing flexibility in multiple directions. The choice between the two depends on the specific needs and requirements of your piping system.
Q2. How does the reducing rubber expansion joint absorb thermal expansion and vibration?
Reducing rubber expansion joints are designed with high-quality rubber material to flex and absorb movement within the piping system. These joints effectively reduce stress on the pipe when subjected to temperature fluctuations or vibration, preventing potential damage and extending the life of the system.
Q3. What is the significance of concentric reducing rubber expansion joints and eccentric reducing rubber expansion joints?
Concentric reducing rubber expansion joints are designed to maintain a consistent centerline, making them suitable for applications where concentricity is critical. Eccentric reducing rubber expansion joints, on the other hand, are ideal for installations where pipe centerlines are misaligned, allowing for lateral movement and misalignment compensation.
Q4. What are the benefits to piping systems of reducing rubber expansion joints?
Reduction rubber expansion joints help prevent damage to pipes, equipment and surrounding structures by accommodating thermal expansion, vibration and misalignment. They also help reduce noise and vibration, ensuring the overall safety and efficiency of your duct system.
1.Shrink bag–> 2.Small Box–> 3.Carton–> 4.Strong Plywood Case
One of our storage
Loading
Packing & Shipment
1.Professional manufactory.
2.Trial orders are acceptable.
3.Flexible and convenient logistic service.
4.Competitive price.
5.100% testing,ensuring the mechanical properties
6.Professional testing.
1.We can guarantee the best material according to related quotation.
2.Testing is performed on each fitting before delivery.
3.All packages are adapt for shipment .
4. Material chemical composition is conformed with international standard and environment standard.
A) How can I get more details about your products?
You can send an email to our email address. We will provide catalogue and pictures of our products for your reference.We can also supply pipe fittings, bolt and nut, gaskets etc. We aim to be your piping system solution provider.
B) How can I get some samples?
If you need, we will offer you samples for free, but new customers are expected to pay express charge.
C) Do you provide customized parts?
Yes, you can give us drawings and we will manufacture accordingly.
D) To which country have you supplied your products?
We have supplied to Thailand, China Taiwan, Vietnam, India, South Africa, Sudan, Peru , Brazil, Trinidad and Tobago, Kuwait, Qatar, Sri Lanka, Pakistan, Romania, France, Spain, Germany, Belgium, Ukraine etc. (Figures here only include our customers in latest 5 years.).
E) I can’t see the goods or touch the goods, how can I deal with the risk involved?
Our quality management system conforms to the requirement of ISO 9001:2015 verified by DNV. We are absolutely worth your trust. We can accept trial order to enhance mutual trust.
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